转折类
1.We must admit that ____. However, it cannot be denied that ____.
2.As a matter of fact, _____. However, we also cannot deny that ____.
3.On this issue, some other people hold a different attitude, arguing that ____.
4.On the other hand, some other people strongly despise the above attitude. In their view, ____.
5.On the other hand, there are many opponents who strongly argue that ____. However, further analysis would make it clear that ____.